'\"macro stdmacro
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.TH PMDAPROFILE 3 "PCP" "Performance Co-Pilot"
.SH NAME
\f3pmdaProfile\f1 \- update instance profile for PMDA in preparation for the next fetch from PMCD
.SH "C SYNOPSIS"
.ft 3
.ad l
.hy 0
#include <pcp/pmapi.h>
.br
#include <pcp/pmda.h>
.sp
int pmdaProfile(pmProfile *\fIprof\fP, pmdaExt *\fIpmda\fP);
.sp
cc ... \-lpcp_pmda \-lpcp
.hy
.ad
.ft 1
.SH DESCRIPTION
As part of the Performance Metrics Domain Agent (PMDA) API (see
.BR PMDA (3)),
.B pmdaProfile
is the default callback which handles the receipt of a
.B pmProfile
from
.BR pmcd (1).
A profile describes the instances that
.B pmcd
requires in the
.B pmResult
structure returned by the next fetch.
.B pmdaProfile
simply stores the new profile.
.SH CAVEAT
The PMDA must be using
.B PMDA_INTERFACE_2
or later, as specified in the call to
.BR pmdaDSO (3)
or
.BR pmdaDaemon (3).
.SH SEE ALSO
.BR PMAPI (3),
.BR PMDA (3),
.BR pmdaDaemon (3),
.BR pmdaDSO (3)
and
.BR pmdaFetch (3).
